
#app {
  margin: 0 auto;
  font-weight: normal;
}

a {
  text-decoration: none;
}

*{
  margin:  0 auto;
  padding: 0;
}

html , body {
  width: 100%;
  height: 100%;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clearfix:after {
  content: " ";
  display: block;
  clear: both;
}
img {
  vertical-align: center;
}
